“Phantom Relic From The Big Bang at Milky Way’s Black Hole”

The sublime beauty and the danger of physics is that sometimes things exist that we can never see. Which led scientists to ask: Was an unknown object, perhaps a cosmic string, weird one-dimensional defects in space-time that should be out there, somewhere, detected at the Milky Way’s galactic center in 2016? If yes, it could have profound implications for understanding gravity, space-time and the universe itself.

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